| 1 | CGA | Congressional Air, Ltd. | Callsign: Congressional, | USA | AVCODES |
| 2 | CGA | Congo Airways SA (CGA) | IATA: 8Z, | ZRE | AVCODES |
| 3 | CGA | Congressional Air | | | ICAO1 |
| 4 | CGA | Central of Georgia Ry. Co. | 1/1980 | | NAKINA |
| 5 | CGA | Central of Georgia R.R. Co. | 1/1975 | | NAKINA |
| 6 | CGA | Central of Georgia R.R. Co. | Jan-75 | | NRHS |
| 7 | CGA | Central of Georgia Ry. Co. | Jan-80 | | NRHS |
| 8 | CGA | NORFOLK SOUTHERN RWY [SOUTHERN; CENTRAL OF GEORGIA] | | | PWRC |
| 9 | CGA | Central of Georgia Railway (Norfolk Southern Railway) | | | RSRV |
| 10 | CGAC | CARGO AGENTS INC | | | SCAC4 |
| 11 | CGAE | CALIFORNIA GAS TRANSPORT INC | | | SCAC4 |
| 12 | CGAF | CHALLENGE AIR CARGO INC. | | | SCAC3 |
| 13 | CGAF | COLOMBO TRUCKING LINE INC | | | SCAC4 |
| 14 | CGAG | CANEGA SHIPPING AGENCIES | | | SCAC3 |
| 15 | CGAG | CANEGA SHIPPING AGENCIES | | | SCAC4 |
| 16 | CGAI | CARGO-AIDE INC | | | SCAC3 |
| 17 | CGAJ | CARGA LATINA OF NY | | | SCAC3 |
| 18 | CGAK | CARGOMAX LOGISTICS INC | | | SCAC4 |
| 19 | CGAM | CARGOMAX | | | SCAC4 |
| 20 | CGAN | CARLEGIS, ANDY INC | | | SCAC3 |
| 21 | CGAO | CAR-GO AUTO TRANSPORT | | | SCAC3 |
| 22 | CGAO | CANO GARCIA, AROLDO | | | SCAC4 |
| 23 | CGAP | COOLIDGE | | | SCAC3 |
| 24 | CGAQ | CORRIGAN & SONS INC | | | SCAC3 |
| 25 | CGAQ | CORRIGAN AND SONS INC | | | SCAC4 |
| 26 | CGAR | COUGAR TRUCKING INC | | | SCAC3 |
| 27 | CGAR | COUGAR TRUCKING | | | SCAC4 |
| 28 | CGAS | COGER, GEORGE & SONS INC | | | SCAC3 |
| 29 | CGAS | CENTERGAS FUELS INC | | | SCAC4 |
| 30 | CGAT | CAR GALLERY LTD, THE | | | SCAC4 |
| 31 | CGAU | CUSTOMISED GAS AUSTRALIA GROUP PTY LTD | | AUS | BIC |
| 32 | CGAV | COLGAN TRANSPORTATION SERVICES INC | | | SCAC3 |
| 33 | CGAX | Cargill Inc. — C.G.D. Division | added 7/1996; 7/2000-7/2005 | | NAKINA |
| 34 | CGAX | Cargill Inc. | added 1/1996 | | NAKINA |
| 35 | CGAX | Shippers' Car Line Division of ACF Industries, Inc. | added 1/1964; 7/1965; eliminated 4/1966 | | NAKINA |
| 36 | CGAX | Cumberland Gasoline Corp. | added 10/1959; eliminated 1/1964 | | NAKINA |
| 37 | CGAX | General American Transportation Corp. | eliminated 10/1959 | | NAKINA |
| 38 | CGAX | Cumberland Gasoline Corp. | 1/1943-4/1961 | | NAKINA |
| 39 | CGAX | Cumberland Gasoline Corp. | 1/52-4/61 | | NRHS |
| 40 | CGAX | General American Transportation Corp. | eliminated 10/59 | | NRHS |
| 41 | CGAX | Cumberland Gasoline Corp. | added 10/59 | | NRHS |
| 42 | CGAX | Shippers' Car Line Division of ACF Industries, Inc. | 7/65; eliminated 4/66 | | NRHS |
| 43 | CGAX | Cargill Inc. | added 1/96 | | NRHS |
| 44 | CGAX | Cargill Inc. -- C.G.D. Division | added 7/96; 7/2000 | | NRHS |
| 45 | CGAX | *CUMBERLAND GASOLINE CORP. (GENERAL AMERICAN TRANSPORTATION CORP.) | | | PWRC |
| 46 | CGAX | *SHIPPERS' CAR LINE DIV. ACF INDUSTRIES, INC. | | | PWRC |
| 47 | CGAX | +CARGILL INCORPORATED, C.G.D. DIVISION | | | PWRC |
| 48 | CGAX | Cargill (C.G.D. Division) | | | RSRV |
| 49 | CGAX | CARGILL INC | | | SCAC4 |
